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Cheap flights from Montreal to Belfast from C$ 453

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Montreal to Belfast departing on 12/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Montreal to Belfast

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:45 p.m. - 2:35 p.m.
YUL
-
BFS
15h 50m
2 stops
Multiple Airlines Logo
8:35 p.m. - 9:00 p.m.
BFS
-
YUL
29h 25m
1 stop
C$ 1,067Multiple Airlines
Sun, 16 Aug - Mon, 24 Aug
Multiple Airlines Logo
10:05 p.m. - 2:00 p.m.
YUL
-
BFS
10h 55m
1 stop
Multiple Airlines Logo
6:05 a.m. - 2:15 p.m.
BFS
-
YUL
13h 10m
1 stop
C$ 1,143Multiple Airlines
Tue, 29 Sep - Fri, 9 Oct
Multiple Airlines Logo
10:05 p.m. - 4:45 p.m.
YUL
-
BFS
13h 40m
1 stop
Multiple Airlines Logo
6:05 a.m. - 2:15 p.m.
BFS
-
YUL
13h 10m
1 stop
C$ 1,145Multiple Airlines
Sat, 26 Sep - Fri, 9 Oct
Multiple Airlines Logo
10:05 p.m. - 3:20 p.m.
YUL
-
BFS
12h 15m
1 stop
Multiple Airlines Logo
8:30 a.m. - 7:30 p.m.
BFS
-
YUL
16h 00m
2 stops
C$ 1,177Multiple Airlines
Sun, 27 Sep - Fri, 9 Oct
Multiple Airlines Logo
5:45 p.m. - 2:35 p.m.
YUL
-
BFS
15h 50m
2 stops
Multiple Airlines Logo
10:10 a.m. - 9:00 p.m.
BFS
-
YUL
15h 50m
1 stop
C$ 1,232Multiple Airlines
Sun, 16 Aug - Sat, 22 Aug
Multiple Airlines Logo
5:45 p.m. - 2:30 p.m.
YUL
-
BFS
15h 45m
2 stops
Multiple Airlines Logo
8:35 p.m. - 11:35 a.m.
BFS
-
YUL
20h 00m
1 stop
C$ 1,236Multiple Airlines
Wed, 19 Aug - Mon, 24 Aug
Multiple Airlines Logo
4:15 p.m. - 8:30 p.m.
YUL
-
BHD
23h 15m
2 stops
Multiple Airlines Logo
7:00 a.m. - 8:30 p.m.
BHD
-
YUL
18h 30m
2 stops
C$ 1,238Multiple Airlines
Fri, 14 Aug - Fri, 21 Aug
Multiple Airlines Logo
5:45 p.m. - 12:50 p.m.
YUL
-
BFS
14h 05m
2 stops
Multiple Airlines Logo
7:30 a.m. - 9:00 p.m.
BFS
-
YUL
18h 30m
1 stop
C$ 1,239Multiple Airlines
Sun, 16 Aug - Thu, 20 Aug
Multiple Airlines Logo
4:15 p.m. - 8:30 p.m.
YUL
-
BHD
23h 15m
2 stops
Multiple Airlines Logo
7:00 a.m. - 2:15 p.m.
BHD
-
YUL
12h 15m
1 stop
C$ 1,250Multiple Airlines
Fri, 14 Aug - Fri, 21 Aug
Multiple Airlines Logo
6:50 p.m. - 3:00 p.m.
YUL
-
BFS
15h 10m
1 stop
Multiple Airlines Logo
6:00 p.m. - 11:35 a.m.
BFS
-
YUL
22h 35m
1 stop
C$ 1,258Multiple Airlines
Sun, 27 Sep - Sun, 11 Oct

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British Airways flights from Montreal to Belfast

Our best British Airways deals on Montreal to Belfast flight tickets
British Airways
29 Sep
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
12h 20m
1 stop
BHD3:20 p.m.Belfast City
12 Oct
BHD9:40 a.m.Belfast City
15h 35m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,273
British Airways
26 Sep
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
9h 25m
1 stop
BHD12:25 p.m.Belfast City
12 Oct
BHD9:40 a.m.Belfast City
15h 35m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,333
British Airways
1 May
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
29h 55m
1 stop
BHD8:55 a.m.Belfast City
17 Jun
BHD6:30 a.m.Belfast City
18h 45m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,334

American Airlines flights from Montreal to Belfast

Our best American Airlines deals on Montreal to Belfast flight tickets
American Airlines
28 Sep
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
12h 30m
1 stop
BHD3:30 p.m.Belfast City
13 Oct
BHD12:40 p.m.Belfast City
12h 35m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,263
American Airlines
28 Sep
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
9h 55m
1 stop
BHD12:55 p.m.Belfast City
12 Oct
BHD11:35 a.m.Belfast City
28h 45m
2 stops
YUL11:20 a.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,302
American Airlines
28 Sep
YUL10:00 p.m.Montreal Pierre Elliott Trudeau Intl
9h 55m
1 stop
BHD12:55 p.m.Belfast City
12 Oct
BHD11:35 a.m.Belfast City
13h 40m
1 stop
YUL8:15 p.m.Montreal Pierre Elliott Trudeau Intl
C$ 1,314

momondo Fare Finder

 
Customize your flight search to find flights from Montreal to Belfast that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 96,600 searches. Data last updated 29 April 2026.
Use the filters below to find and compare flights from Montreal to Belfast that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sun 16/8

5:45 p.m.-2:35 p.m.

2 stops15h 50m

Belfast Intl

Mon 24/8

8:35 p.m.-9:00 p.m.

1 stop29h 25m

C$ 1,067
Quickest round-trip

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Tue 29/9

10:05 p.m.-2:00 p.m.

1 stop10h 55m

Belfast Intl

Fri 9/10

6:05 a.m.-2:15 p.m.

1 stop13h 10m

C$ 1,143

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sat 26/9

10:05 p.m.-4:45 p.m.

1 stop13h 40m

Belfast Intl

Fri 9/10

6:05 a.m.-2:15 p.m.

1 stop13h 10m

C$ 1,145

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sun 27/9

10:05 p.m.-3:20 p.m.

1 stop12h 15m

Belfast Intl

Fri 9/10

8:30 a.m.-7:30 p.m.

2 stops16h 00m

C$ 1,177

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sun 16/8

5:45 p.m.-2:35 p.m.

2 stops15h 50m

Belfast Intl

Sat 22/8

10:10 a.m.-9:00 p.m.

1 stop15h 50m

C$ 1,232

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Wed 19/8

5:45 p.m.-2:30 p.m.

2 stops15h 45m

Belfast Intl

Mon 24/8

8:35 p.m.-11:35 a.m.

1 stop20h 00m

C$ 1,236

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Fri 14/8

4:15 p.m.-8:30 p.m.

2 stops23h 15m

Belfast City

Fri 21/8

7:00 a.m.-8:30 p.m.

2 stops18h 30m

C$ 1,238

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sun 16/8

5:45 p.m.-12:50 p.m.

2 stops14h 05m

Belfast Intl

Thu 20/8

7:30 a.m.-9:00 p.m.

1 stop18h 30m

C$ 1,239

MontrealBelfast

YUL - BHD

YULBHD

Montreal Pierre Elliott Trudeau Intl

Fri 14/8

4:15 p.m.-8:30 p.m.

2 stops23h 15m

Belfast City

Fri 21/8

7:00 a.m.-2:15 p.m.

1 stop12h 15m

C$ 1,250

MontrealBelfast

YUL - BFS

YULBFS

Montreal Pierre Elliott Trudeau Intl

Sun 27/9

6:50 p.m.-3:00 p.m.

1 stop15h 10m

Belfast Intl

Sun 11/10

6:00 p.m.-11:35 a.m.

1 stop22h 35m

C$ 1,258

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Montreal to Belfast

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Montreal to Belfast?

Delta is the most popular carrier operating from Montreal to Belfast

Cheap Montreal to Belfast flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Montreal to Belfast

Fastest flight time

9h 55m

Direct flights

None
The fastest flight from Montreal to Belfast takes 9h 55m
There are no direct flights from Montreal to Belfast. There are no popular flight routes from Montreal to Belfast.
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Frequently asked questions about flying from Montreal to Belfast

  • How far is Montreal to Belfast by plane?

    There are 4735.7 km between Montreal and Belfast. 9h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Montreal to Belfast?

    Prices for flights from Montreal to Belfast are refreshed on a daily basis.

  • How many operators does momondo search for flights from Montreal to Belfast?

  • How old do you have to be to fly from Montreal to Belfast?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Montreal to Belfast.

  • What documentation or ID do you need to fly to Belfast?

    The travel and health documents required for your trip to Belfast can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Belfast. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Montreal to Belfast

Compare and see reviews for airlines that fly from Montreal to Belfast with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom C$ 934Free CancellationRating
6.7
7,931 reviews
Search British Airways flights

Why use momondo?

Why should I use momondo to find a flight deal from Montreal to Belfast?

It is quick and easy to find Montreal to Belfast flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Belfast that suits you.

Can I find flights from Montreal to Belfast with flexible booking policies on momondo?

All flight searches from Montreal to Belfast on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Montreal to Belfast?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Belfast from Montreal.

I’m not ready to book a flight from Montreal to Belfast right now. Can momondo alert me if prices change?

Price alerts on flights to Belfast from Montreal are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United Kingdom

Fly into one of these airports located in Belfast

Airports listed have a maximum distance of 19.6 km from Belfast
Belfast Intl Airport
Belfast City Airport